HAMBLEY, A. R. (1997). Electrical engineering: Principles and applications. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)HAMBLEY, Allan R. Electrical Engineering: Principles and Applications. London: Prentice Hall, 1997.
Lua MLA (9ú heag.)HAMBLEY, Allan R. Electrical Engineering: Principles and Applications. Prentice Hall, 1997.
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